<template>
  <div class="wrapper">
    <swiper :options="swiperOption" v-if="showSwiper">
      <swiper-slide v-for="item of list" :key="item.id">
        <img
          class="swiper-img"
          :src="item.imgUrl"
        />
      </swiper-slide>
      <!--小圆点分页器-->
      <div class="swiper-pagination" slot="pagination"></div>
    </swiper>
  </div>

</template>

<script>
    export default {
        name: "HomeSwiper",
        props:{
          list:Array
        },
        data(){
          return{
            swiperOption:{
              pagination: '.swiper-pagination',
              loop: true
            }
          }
        },
        computed:{
          showSwiper(){
            return this.list.length
          }
        }
    }
</script>

<style scoped lang="stylus">
  .wrapper >>> .swiper-pagination-bullet-active
    background #fff
  .wrapper
    width 100%
    overflow hidden
    height 0
    padding-bottom 31.25%
    /*实现图片的宽高比*/
    background #eee
    .swiper-img
      width 100%
      height 160px
</style>
